AAVSO: American Association of Variable Star Observers
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Search results showing 8 observations

Star Exoplanet Observation Date Primary Observer Measurements reference
Details WASP-31 WASP-31 b 2018-04-22 FTIA 38 in 4.62 hrs 5391

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.925 +/- 0.019,u1=-3.342 +/- 0.076,u2=3.887 +/- 0.099,u3=-1.47 +/- 0.041

Results

Tc=2458230.7449 +/- 0.0039,Rp/R*=0.153 +/- 0.046,a/R*=4.96 +/- 1.87,Am1=2.83 +/- 1.54,Am2=-0.38 +/- 0.3
Details WASP-31 WASP-31 b 2020-01-29 LIGA 39 in 2.21 hrs 5379

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.925 +/- 0.019,u1=-3.342 +/- 0.076,u2=3.887 +/- 0.099,u3=-1.47 +/- 0.041

Results

Tc=2458877.843 +/- 0.013,Rp/R*=0.091 +/- 0.033,a/R*=9.34 +/- 1.43,Am1=0.9843 +/- 0.0074,Am2=0.009 +/- 0.011
Details WASP-31 WASP-31 b 2022-01-20 GJOK 85 in 4.33 hrs 5718

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4058875 +/- 2.7e-07,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.0 +/- 0.19,inc=84.41 +/- 0.22,ecc=0.047,u0=1.926 +/- 0.019,u1=-3.345 +/- 0.076,u2=3.89 +/- 0.099,u3=-1.471 +/- 0.041

Results

Tc=2459599.9158 +/- 0.0063,Rp/R*=0.05 +/- 0.038,a/R*=8.39 +/- 1.6,Am1=1.003 +/- 0.021,Am2=0.0 +/- 0.01
Details WASP-31 WASP-31 b 2022-02-23 AEDB 26 in 3.73 hrs 5506

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.925 +/- 0.019,u1=-3.342 +/- 0.076,u2=3.887 +/- 0.099,u3=-1.47 +/- 0.041

Results

Tc=2459633.976 +/- 0.027,Rp/R*=0.124 +/- 0.04,a/R*=7.52 +/- 1.68,Am1=1.0 +/- 0.012,Am2=-0.0006 +/- 0.0052
Details WASP-31 WASP-31 b 2023-02-26 CGIA 93 in 4.91 hrs 2832

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.925 +/- 0.019,u1=-3.341 +/- 0.076,u2=3.885 +/- 0.099,u3=-1.469 +/- 0.041

Results

Tc=2460001.8018 +/- 0.0067,Rp/R*=0.159 +/- 0.013,a/R*=7.91 +/- 0.54,Am1=1.284 +/- 0.014,Am2=-0.1432 +/- 0.0045
Details WASP-31 WASP-31 b 2023-02-26 FMAA 87 in 4.91 hrs 2835

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=2.127 +/- 0.021,u1=-3.81 +/- 0.084,u2=4.27 +/- 0.11,u3=-1.589 +/- 0.046

Results

Tc=2460001.807 +/- 0.011,Rp/R*=0.158 +/- 0.022,a/R*=7.72 +/- 0.76,Am1=1.056 +/- 0.017,Am2=-0.0201 +/- 0.0067
Details WASP-31 WASP-31 b 2023-02-26 DKEB 92 in 4.91 hrs 2987

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.926 +/- 0.019,u1=-3.344 +/- 0.076,u2=3.888 +/- 0.099,u3=-1.47 +/- 0.041

Results

Tc=2460001.805 +/- 0.016,Rp/R*=0.131 +/- 0.023,a/R*=7.42 +/- 1.18,Am1=1.354 +/- 0.018,Am2=-0.1406 +/- 0.0065
Details WASP-31 WASP-31 b 2023-02-26 KMUA 63 in 4.62 hrs 2909

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=2.127 +/- 0.021,u1=-3.81 +/- 0.084,u2=4.27 +/- 0.11,u3=-1.589 +/- 0.046

Results

Tc=2460001.8069 +/- 0.0053,Rp/R*=0.1545 +/- 0.0096,a/R*=7.24 +/- 0.53,Am1=1.424 +/- 0.013,Am2=-0.1469 +/- 0.0041